body {
  display: flex;
  /* 主轴为垂直方向，起点在上沿 */
  flex-direction: column;
}
.main {
  flex: 1;
  background-color: #E8E8E8;
  position: relative;
}
.main .caption {
  height: 117px;
  width: 102px;
  display: flex;
  /* 主轴为垂直方向，起点在上沿 */
  flex-direction: column;
  position: absolute;
  left: 25px;
  bottom: 36px;
}
.main .caption h3 {
  font-size: 60px;
  font-weight: 600;
  line-height: 84px;
}
.main .caption > p {
  font-size: 20px;
  margin-top: 5px;
  line-height: 28px;
}
.control {
  height: 90px;
  display: flex;
  /* 交叉轴的中点对齐（上下居中） */
  align-items: center;
  /* 两侧的间距相等 */
  justify-content: space-around;
  position: relative;
}
.control .icon-shangyijie,
.control .icon-shangyijie1 {
  font-size: 35px;
}
.control .icon-zantingtingzhi {
  font-size: 45px;
}
.control .progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  margin-top: -10;
  width: 100%;
  height: 10px;
  background-color: #dad7d7;
}
.control .progress-bar div {
  height: 10px;
  width: 0%;
  background-color: #03a9f4;
  border-radius: 0 10px 10px 0;
}
.quit {
  width: 100%;
  height: 100%;
  background-color: rgba(0, 150, 209, 0.9);
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  visibility: hidden;
}
.quit .continue,
.quit .end {
  width: 110px;
  height: 110px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  border-radius: 50%;
  flex-direction: column;
}
.quit .continue > p,
.quit .end > p {
  line-height: 20px;
}
.quit .continue {
  background-color: #79f0c2;
}
.quit .end {
  background-color: #ff6060;
  margin-left: 35px;
}
.quit .icon-bofang1,
.quit .icon-exit {
  font-size: 30px;
}
